Hedging Transactions and Derivative Financial Instruments (Notional Values of Derivative Instruments) (Detail)	Dec. 31, 2014 Copper Derivative Instruments [Member] Copper January 2015 - March 2015 [Member]	Dec. 31, 2014 Copper Derivative Instruments [Member] Copper April 2015 - June 2015 [Member]	Dec. 31, 2014 Copper Derivative Instruments [Member] Copper July 2015 - September 2015 [Member]	Dec. 31, 2014 Copper Derivative Instruments [Member] Copper October 2015 - December 2015 [Member]	Dec. 31, 2014 Copper Derivative Instruments [Member] Copper January 2016 - March 2016 [Member]	Dec. 31, 2014 Foreign Currency Derivative Instruments [Member] YEN/USD Notional Amount of Foreign Currency Derivatives [Member] JPY (¥)	Dec. 31, 2014 Foreign Currency Derivative Instruments [Member] USD/KRW Notional Amount of Foreign Currency Derivatives [Member] KRW	Dec. 31, 2014 Foreign Currency Derivative Instruments [Member] YEN/EUR Notional Amount of Foreign Currency Derivatives [Member] JPY (¥)	Dec. 31, 2014 Foreign Currency Derivative Instruments [Member] HUF/EUR Notional Amount of Foreign Currency Derivatives [Member] HUF	Dec. 31, 2014 Foreign Currency Derivative Instruments [Member] CNY/USD Notional Amount of Foreign Currency Derivatives [Member] CNY
Derivative [Line Items]
Notional Value of Copper Derivatives	156	150	135	123	30
Notional Values of Foreign Currency Derivatives						¥ 200,000,000	1,854,700,000	¥ 315,000,000	50,000,000	134,000,000